/* ========== Summary Panel Styles ========== */

.summary-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: min(680px, 90vw);
  height: 100vh;
  background: var(--glass-bg-strong);
  backdrop-filter: var(--blur-lg) saturate(1.2);
  -webkit-backdrop-filter: var(--blur-lg) saturate(1.2);
  border-left: 1px solid var(--glass-border);
  box-shadow: -20px 0 60px rgba(40,112,47,0.25);
  z-index: 10001;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.summary-panel.show {
  transform: translateX(0);
}

.summary-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px;
  border-bottom: 1px solid var(--glass-border);
  background: linear-gradient(165deg, var(--primary-800), var(--primary-700));
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(40,112,47,0.15);
}

.summary-panel-head h2 {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin: 0;
  font-family: 'Noto Sans Thai', sans-serif;
  text-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.summary-panel-head .panel-close {
  flex: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.16);
  color: #fff;
  cursor: pointer;
  font-size: 18px;
  font-weight: 400;
  line-height: 1;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.summary-panel-head .panel-close:hover {
  background: rgba(255,255,255,0.28);
  transform: rotate(90deg) scale(1.05);
}

.summary-panel-head .panel-close:active {
  transform: rotate(90deg) scale(0.95);
}

.summary-panel-body {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 0;
  background: transparent;
}

/* Loading and Error States */
.summary-loading,
.summary-error {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  font-size: 16px;
  color: var(--ink-500);
  padding: 40px 28px;
  text-align: center;
}

.summary-error {
  color: var(--accent-danger);
}

/* Summary Content */
.summary-content {
  padding: 0;
}

/* Metadata Section */
.summary-meta {
  padding: 20px 28px;
  background: var(--glass-bg);
  backdrop-filter: var(--blur-sm);
  -webkit-backdrop-filter: var(--blur-sm);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.summary-meta-item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
}

.summary-meta-label {
  font-weight: 600;
  color: var(--ink-600);
  min-width: 90px;
}

.summary-meta-value {
  color: var(--ink-900);
  font-weight: 500;
}

/* Section Styles */
.summary-section {
  padding: 24px 28px;
  border-bottom: 1px solid var(--glass-border);
}

.summary-section:last-child {
  border-bottom: none;
}

.summary-section-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink-900);
  margin: 0 0 16px 0;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--primary-600);
  font-family: 'Noto Sans Thai', sans-serif;
}

/* Items List */
.summary-items {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.summary-item {
  display: flex;
  gap: 12px;
  padding: 14px 16px;
  background: var(--glass-bg);
  backdrop-filter: var(--blur-sm);
  -webkit-backdrop-filter: var(--blur-sm);
  border-radius: 8px;
  border-left: 3px solid var(--glass-border);
  transition: all 0.2s ease;
  box-shadow: var(--glass-shadow);
}

.summary-item:hover {
  background: var(--glass-bg-strong);
  backdrop-filter: var(--blur-md);
  -webkit-backdrop-filter: var(--blur-md);
  border-left-color: var(--primary-600);
  transform: translateX(2px);
}

/* Sub-item style (no number) */
.summary-sub-item {
  margin-left: 40px;
  padding: 12px 16px;
  background: var(--glass-bg);
  backdrop-filter: var(--blur-sm);
  -webkit-backdrop-filter: var(--blur-sm);
  border-left: 3px solid var(--glass-border);
  font-size: 14px;
  border-radius: 8px;
  box-shadow: var(--glass-shadow);
}

.summary-sub-item:hover {
  background: var(--glass-bg-strong);
  backdrop-filter: var(--blur-md);
  -webkit-backdrop-filter: var(--blur-md);
  border-left-color: var(--primary-600);
}

.summary-sub-item .summary-item-content {
  font-size: 14px;
  color: var(--ink-600);
  font-style: italic;
}

.summary-item-number {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg-strong);
  backdrop-filter: var(--blur-sm);
  -webkit-backdrop-filter: var(--blur-sm);
  border: 1px solid var(--glass-border);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--primary-700);
  box-shadow: var(--glass-shadow);
}

.summary-item-content {
  flex: 1;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-900);
  font-weight: 400;
}

/* Rich text color support */
.summary-item-content span[style*="color"] {
  font-weight: 600;
}

/* Scrollbar Styling */
.summary-panel-body::-webkit-scrollbar {
  width: 8px;
}

.summary-panel-body::-webkit-scrollbar-track {
  background: transparent;
}

.summary-panel-body::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 4px;
}

.summary-panel-body::-webkit-scrollbar-thumb:hover {
  background: var(--primary-500);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .summary-panel {
    width: 100vw;
  }

  .summary-panel-head {
    padding: 20px 20px;
  }

  .summary-panel-head h2 {
    font-size: 20px;
  }

  .summary-content {
    padding: 0;
  }

  .summary-meta {
    padding: 16px 20px;
  }

  .summary-section {
    padding: 20px 20px;
  }

  .summary-section-title {
    font-size: 16px;
  }

  .summary-item {
    padding: 12px 14px;
    gap: 10px;
  }

  .summary-item-number {
    width: 24px;
    height: 24px;
    font-size: 12px;
  }

  .summary-item-content {
    font-size: 14px;
  }

  .summary-sub-item {
    margin-left: 24px;
    padding: 10px 12px;
  }

  .summary-sub-item .summary-item-content {
    font-size: 13px;
  }
}

/* Animation for panel entrance */
@keyframes slideInFromRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Print Styles */
@media print {
  .summary-panel {
    position: static;
    width: 100%;
    height: auto;
    box-shadow: none;
    transform: none;
  }

  .summary-panel-head {
    border-bottom: 2px solid #000;
  }

  .summary-item {
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .summary-section {
    break-inside: avoid;
    page-break-inside: avoid;
  }
}